The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 2015
Filed:
May. 09, 2013
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;
Inventor:
Ikuo Tamaru, Nagaokakyo, JP;
Assignee:
Murata Manufacturing Co. Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 5/18 (2006.01); H01P 3/08 (2006.01);
U.S. Cl.
CPC ...
H01P 5/18 (2013.01); H01P 5/187 (2013.01);
Abstract
A directional coupler includes in a laminate block, a first main line, a first sub-line, a second sub-line, and a second main line sequentially provided in a lamination direction of layers. Further, each of the first main line, the first sub-line, the second sub-line, and the second main line is divided into at least two divided coil conductors. Furthermore, at least two divided ground conductors are provided between the first sub-line and the second sub-line.